Navigation device



FIG. 1 is a front view of a navigation device;

FIG. 2 is a left perspective view thereof;

FIG. 3 is a right perspective view thereof;

FIGS. 4-6 are enlarged sectional views thereof;

FIG. 7 is another perspective view thereof with an optional transparent face cover thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a right side view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a bottom view thereof;

FIG. 12 is a back view thereof;

FIG. 13 is a front view of an alternative embodiment of the navigation device showing a transparent cover on the front face of the device; and,

FIG. 14 is a perspective view of the alternative embodiment.

The broken lines in the drawings illustrate environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a navigation device, as shown. 